One-way compression function: Difference between revisions

Revision as of 12:04, 26 January 2006

Revision as of 12:25, 26 January 2006

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== Davies-Meyer ==

[[Image:Davies-Meyer hash.png|thumb|230px|right|The Davies-Meyer hash construction]]

<math>H_i = E_{m_i}(H_{i-1})\oplus H_{i-1}</math>

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== Matyas-Meyer-Oseas ==

[[Image:Matyas-Meyer-Oseas hash.png|thumb|230px|right|The Matyas-Meyer-Oseas hash construction]]

<math>H_i = E_{g(H_{i-1})}(m_i)\oplus m_i</math>

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== Miyaguchi-Preneel ==

[[Image:Miyaguchi-Preneel hash.png|thumb|230px|right|The Miyaguchi-Preneel hash construction]]

<math>H_i = E_{g(H_{i-1})}(m_i)\oplus H_{i-1}\oplus m_i</math>